Xylem OxiTopIS OC100 - Manual (Page 12)

Operating Mode: Routine BOD Operating Mode: Routine BOD
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Operating mode: Routine BOD
Sample preparation
See WTW application reports
(contained within the scope of delivery of the accessories supplied).
Screw the OxiTop
   
-C measuring heads onto the sample bottles
and tightly close them.
Important note:
Never use joint grease or other lubricant for your OxiTop
 -C measuring
heads. Some of these products contain solvents that can cause severe damage
to the plastic housing.
The sealing of the BOD bottles is also perfectly adequate without grease.
However, you should always wipe off heavy contamination and particles on the
sealing surfaces of the rubber sleeves and OxiTop
 -C. WTW accepts no
liability for damage due to the use of joint grease.
Start the measurement
Entry into the mode
“Communication with the
measuring heads“.
Preselected:
Start
(measuring head).
Use
to select the measurement range.
The filling volume required is given
in the right-hand column.
The controller stores the setting
(memory function: the last selected
measurement range is set).
Confirm the selected
measurement range for the
sample. The automatically
allocated sample number is given
in the header line (YY/MM/DD and
sequential number).
Additional information:
Type of measurement, run time, measurement range, final date, Id
number.
“Temp“ display => the AutoTemp function (see the chapter “GLP/Tools”)
is set as a default in the routine mode.
Change the Id number of the additional identification of the sample
(e.g. extraction location) as follows:
- Use to move the cursor to the Id number,
- Press and
- Use to set the Id number required
(setting range 001 ... 255).
- Use to confirm this.
Confirm the start of the
measurement. Contact selection:
The controller repeatedly sends the
start information in the scanner
mode until successful feedback is
received from the OxiTop®-C
measuring head.